张清华老师的5MA加布林线的公式，看看试用效果如何

DRAWKLINE(HIGH,OPEN,LOW,CLOSE);

BOLL:MA(CLOSE,M),colorbrown;

UB:BOLL+2*STD(CLOSE,M);

LB:BOLL-2*STD(CLOSE,M),colorgreen;

MA5:MA(CLOSE,5),colorred;

MA18:MA(CLOSE,18),colorblack;